JP5781498B2 - ピストンエンジン用燃料噴射装置 - Google Patents

ピストンエンジン用燃料噴射装置 Download PDF

Info

Publication number
JP5781498B2
JP5781498B2 JP2012502725A JP2012502725A JP5781498B2 JP 5781498 B2 JP5781498 B2 JP 5781498B2 JP 2012502725 A JP2012502725 A JP 2012502725A JP 2012502725 A JP2012502725 A JP 2012502725A JP 5781498 B2 JP5781498 B2 JP 5781498B2
Authority
JP
Japan
Prior art keywords
piston
fuel
space
piston member
fuel injection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2012502725A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012522924A (ja
Inventor
レホトーネン，カイン
Original Assignee
ワルトシラ フィンランド オサケユキチュア
ワルトシラ フィンランド オサケユキチュア
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ワルトシラ フィンランド オサケユキチュア, ワルトシラ フィンランド オサケユキチュア filed Critical ワルトシラ フィンランド オサケユキチュア
Publication of JP2012522924A publication Critical patent/JP2012522924A/ja
Application granted granted Critical
Publication of JP5781498B2 publication Critical patent/JP5781498B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • F02M57/026—Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2012502725A 2009-04-02 2010-03-18 ピストンエンジン用燃料噴射装置 Active JP5781498B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20095363A FI122557B (fi) 2009-04-02 2009-04-02 Mäntämoottorin polttoaineenruiskutusjärjestely
FI20095363 2009-04-02
PCT/FI2010/050210 WO2010112670A1 (en) 2009-04-02 2010-03-18 Fuel injection arrangement for piston engine

Publications (2)

Publication Number Publication Date
JP2012522924A JP2012522924A (ja) 2012-09-27
JP5781498B2 true JP5781498B2 (ja) 2015-09-24

Family

ID=40590246

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012502725A Active JP5781498B2 (ja) 2009-04-02 2010-03-18 ピストンエンジン用燃料噴射装置

Country Status (7)

Country Link
US (1) US9194349B2 (fi)
EP (1) EP2414664B1 (fi)
JP (1) JP5781498B2 (fi)
KR (1) KR101600649B1 (fi)
CN (1) CN102369349B (fi)
FI (1) FI122557B (fi)
WO (1) WO2010112670A1 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2560513A (en) 2017-03-13 2018-09-19 Ap Moeller Maersk As Fuel injection system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405082A (en) 1981-07-31 1983-09-20 The Bendix Corporation Low leakage fuel injector
JPS63170556A (ja) * 1987-01-08 1988-07-14 Komatsu Ltd デイ−ゼルエンジンの燃料噴射装置
DE3924127A1 (de) * 1989-07-20 1991-01-31 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
JP2839449B2 (ja) * 1994-09-19 1998-12-16 日立造船株式会社 ディーゼル機関の燃焼促進装置
FI107831B (fi) * 1998-05-20 2001-10-15 Waertsilae Tech Oy Ab Polttoaineensyöttöjärjestelmä
DE10123911A1 (de) 2001-05-17 2002-11-28 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung mit Druckübersetzungseinrichtung und Druckübersetzungseinrichtung
FI114501B (fi) * 2001-06-27 2004-10-29 Waertsilae Finland Oy Polttoainejärjestelmän virtausrajoitinventtiili
DE10145822B4 (de) * 2001-09-17 2004-08-19 Robert Bosch Gmbh Injektor einer Kraftstoffeinspritzeinrichtung
DE10160258A1 (de) * 2001-12-07 2003-06-18 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10160264A1 (de) * 2001-12-07 2003-06-18 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
DE10247903A1 (de) * 2002-10-14 2004-04-22 Robert Bosch Gmbh Druckverstärkte Kraftstoffeinspritzeinrichtung mit innenliegender Steuerleitung
DE10251679A1 (de) * 2002-11-07 2004-05-19 Robert Bosch Gmbh Druckverstärker mit hubabhängiger Bedämpfung
US6951204B2 (en) * 2003-08-08 2005-10-04 Caterpillar Inc Hydraulic fuel injection system with independently operable direct control needle valve
DE102005014180A1 (de) * 2005-03-29 2006-10-05 Robert Bosch Gmbh Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
US8100110B2 (en) * 2005-12-22 2012-01-24 Caterpillar Inc. Fuel injector with selectable intensification
JP2007255328A (ja) * 2006-03-23 2007-10-04 Toyota Motor Corp 噴射燃料増圧装置
DE102006038840A1 (de) * 2006-08-18 2008-02-21 Robert Bosch Gmbh Kraftstoffinjektor mit Kolbenrückholung eines Druckübersetzerkolbens
DE102006047134A1 (de) * 2006-10-05 2008-04-10 Robert Bosch Gmbh Kraftstoffeinspritzanlage
DE102006047133A1 (de) * 2006-10-05 2008-04-10 Robert Bosch Gmbh Injektor für eine Kraftstoffeinspritzanlage

Also Published As

Publication number Publication date
FI20095363A0 (fi) 2009-04-02
FI122557B (fi) 2012-03-30
US20120060795A1 (en) 2012-03-15
CN102369349B (zh) 2013-12-25
US9194349B2 (en) 2015-11-24
KR101600649B1 (ko) 2016-03-07
EP2414664A1 (en) 2012-02-08
WO2010112670A1 (en) 2010-10-07
FI20095363A (fi) 2010-10-03
JP2012522924A (ja) 2012-09-27
EP2414664B1 (en) 2014-06-11
CN102369349A (zh) 2012-03-07
KR20120014119A (ko) 2012-02-16

Similar Documents

Publication Publication Date Title
JP5778291B2 (ja) 内燃機関の燃焼室に燃料を噴射するためのデバイス
US10655580B2 (en) High pressure fuel supply pump
JP5845238B2 (ja) ポンプ装置
US6994273B2 (en) Fuel injection valve for internal combustion engines
CN102057154B (zh) 用于活塞发动机的燃料喷射系统
EP3587790B1 (en) High-pressure fuel supply pump
US8100110B2 (en) Fuel injector with selectable intensification
JP2005531712A (ja) 噴射終了時の迅速な減圧を伴う増圧式の燃料インジェクタ
JPH0849621A (ja) 内燃機関用噴射機構
CN103038495B (zh) 低泄漏凸轮辅助的共轨燃料系统、燃料喷射器及其操作方法
JP4066959B2 (ja) 燃料噴射装置
JP2003042040A (ja) 燃料噴射装置
JP5781498B2 (ja) ピストンエンジン用燃料噴射装置
WO2007100425A1 (en) Fuel injector having recessed check top
JP5000834B2 (ja) 車両エンジン用のコモンレール式ガソリン燃料噴射装置
KR100853894B1 (ko) 연료 분사 장치
CN102628416B (zh) 共轨燃料系统的压力恢复系统、燃料喷射器及其操作方法
JP5839206B2 (ja) 内燃機関およびそのための含水燃料エマルジョン生成・噴射ポンプ
JP7397729B2 (ja) 燃料ポンプ
JP4734351B2 (ja) 燃料噴射弁及び内燃機関
JP2023169777A (ja) 燃料制御弁及び蓄圧式燃料噴射システム
JP2023030297A (ja) 燃料ポンプ
JP2006022726A (ja) 駆動力伝達装置およびインジェクタ
JP2007247580A (ja) インジェクタ
JP2004518897A (ja) 内燃機関のための燃料噴射装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20121121

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20131126

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20131129

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140224

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140325

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20140624

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20140701

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20140725

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20140801

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140813

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20141125

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20150213

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20150707

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20150715

R150 Certificate of patent or registration of utility model

Ref document number: 5781498

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250